import os
from dataclasses import dataclass


@dataclass(frozen=True)
class Settings:
    app_name: str
    database_url: str
    client_name: str
    client_email: str
    client_password: str
    client_tenant_id: str
    admin_name: str
    admin_email: str
    admin_password: str
    auth_secret: str

    @classmethod
    def from_env(cls) -> "Settings":
        return cls(
            app_name=os.getenv("APP_NAME", "Data Entry App API"),
            database_url=os.getenv("DATABASE_URL", "sqlite:///./data_entry_app.db"),
            client_name=os.getenv("CLIENT_NAME", "Hunter Premium Produce"),
            client_email=os.getenv("CLIENT_EMAIL", "operator@example.com"),
            client_password=os.getenv("CLIENT_PASSWORD", "changeme"),
            client_tenant_id=os.getenv("CLIENT_TENANT_ID", "hunter-premium-produce"),
            admin_name=os.getenv("ADMIN_NAME", "Lean 101"),
            admin_email=os.getenv("ADMIN_EMAIL", "admin@lean101.local"),
            admin_password=os.getenv("ADMIN_PASSWORD", "lean101-admin"),
            auth_secret=os.getenv("AUTH_SECRET", "lean-101-local-dev-secret"),
        )


settings = Settings.from_env()